org.apache.flink.table.data.util

Class DataFormatConverters.DataFormatConverter<Internal,External>

java.lang.Object

org.apache.flink.table.data.util.DataFormatConverters.DataFormatConverter<Internal,External>

Type Parameters:

Internal - Internal data format.

External - External data format.

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

DataFormatConverters.AbstractRowDataConverter, DataFormatConverters.BigDecimalConverter, DataFormatConverters.DateConverter, DataFormatConverters.GenericConverter, DataFormatConverters.IdentityConverter, DataFormatConverters.InstantConverter, DataFormatConverters.LocalDateConverter, DataFormatConverters.LocalDateTimeConverter, DataFormatConverters.LocalTimeConverter, DataFormatConverters.LongTimestampDataConverter, DataFormatConverters.MapConverter, DataFormatConverters.ObjectArrayConverter, DataFormatConverters.PrimitiveBooleanArrayConverter, DataFormatConverters.PrimitiveDoubleArrayConverter, DataFormatConverters.PrimitiveFloatArrayConverter, DataFormatConverters.PrimitiveIntArrayConverter, DataFormatConverters.PrimitiveLongArrayConverter, DataFormatConverters.PrimitiveShortArrayConverter, DataFormatConverters.StringConverter, DataFormatConverters.TimeConverter, DataFormatConverters.TimestampConverter, DataFormatConverters.TimestampLtzConverter

Enclosing class:

DataFormatConverters

public abstract static class DataFormatConverters.DataFormatConverter<Internal,External>
extends Object
implements Serializable

Converter between internal data format and java format.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
DataFormatConverter()

Method Summary

Modifier and Type	Method and Description
External	toExternal(Internal value) Convert a internal data format to its external(Java) equivalent while automatically handling nulls.
External	toExternal(RowData row, int column) Given a internalType row, convert the value at column `column` to its external(Java) equivalent.
Internal	toInternal(External value) Converts a external(Java) data format to its internal equivalent while automatically handling nulls.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

DataFormatConverter

public DataFormatConverter()

Method Detail

toInternal

public final Internal toInternal(External value)

Converts a external(Java) data format to its internal equivalent while automatically handling nulls.

toExternal

public final External toExternal(Internal value)

Convert a internal data format to its external(Java) equivalent while automatically handling nulls.

toExternal

public final External toExternal(RowData row,
                                 int column)

Given a internalType row, convert the value at column `column` to its external(Java) equivalent.